*{margin:0;padding:0}
li{list-style:none outside none}
body{font-family:"微软雅黑","黑体" padding:20px 0 0px}
.box{width:1000px;margin:0 auto 20px;height:600px;background:#;border:1px solid #000;background-color:#383838}
i.hander{display:block;position:absolute;width:100%;height:100%;background:#ccc;filter:alpha(opacity=0);-moz-opacity:0;-khtml-opacity:0;opacity:0}